4043020420143 has 24 divisors (see below), whose sum is σ = 6168495956480. Its totient is φ = 2547739792080.

The previous prime is 4043020420091. The next prime is 4043020420277. The reversal of 4043020420143 is 3410240203404.

It is a happy number.

4043020420143 is a `hidden beast` number, since 4 + 0 + 430 + 20 + 4 + 201 + 4 + 3 = 666.

It is not a de Polignac number, because 4043020420143 - 2²² = 4043016225839 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4043020420343) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 168489313 + ... + 168513306.

Almost surely, 2^{4043020420143} is an apocalyptic number.

4043020420143 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

4043020420143 is a deficient number, since it is larger than the sum of its proper divisors (2125475536337).

4043020420143 is a wasteful number, since it uses less digits than its factorization.

4043020420143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337002699 (or 337002696 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 4043020420143 its reverse (3410240203404), we get a palindrome (7453260623547).

The spelling of 4043020420143 in words is "four trillion, forty-three billion, twenty million, four hundred twenty thousand, one hundred forty-three".